US3408545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor rectifier with improved turn-on and turn-off characteristics
Assignee: General Electric Co
•
Filing: 1965-10-22
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Granted: 1968-10-29
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Cecco Angelo L De
- 👤 Dante E Piccone
- 👤 Somos Istvan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:27
CPC Classifications
H; H10; H10D; H10D18/00; H10D18/251; H10D62/00; H10D62/60; H10D99/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2862115A
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US3026424A
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US2980832A
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US3263139A
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FR1379254A
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US3300694A
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US3327183A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |